pokemon black bolt deluxe booster box [JP] SV11B Terrakion ex Pokémon Black Bolt Japanese Deluxe

While this might not seem like the best ability at first glance since you have to sacrifice your own creature, cards like Archon of Cruelty, and The Immortal Sun are all well-worth the cost of a creature to place on the battlefield early

You may cast it without paying its mana cost

Eldrazi Ravager is a solid 6-drop that you can cycle in the early game and later recur to your hand really easily, just by sacrificing a couple of Spawn tokens

I print these in PETG Filament for added strength, and while strong, they are not the strongest when it comes to being dropped, this is a playbox with a secondary function as a storage box (If the professor drops one of these I will die a bit inside)